Rein Therapeutics Inc. (RNTX) Insider Trading

Over the last 3 months, RNTX insiders made 5 open-market buys and 0 sales, a net purchase of $75K (SEC Form 4). Over the last 6 months, 30 institutions increased and 10 reduced their position (13F).

Insider Activity

Sentiment
100/100
Buys (3m)
5
Sells (3m)
0
Net (3m)
$74.6K
Insiders buying
Insider trades by month Buys Sells
Oct
Nov
May
Context3-month price -15%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
May 28, 2026VON RICKENBACH JOSEF HdirectorBuy23,190$1.06
May 28, 2026VON RICKENBACH JOSEF HdirectorBuy15,950$1.05
May 28, 2026VON RICKENBACH JOSEF HdirectorBuy3,420$1.04
May 28, 2026VON RICKENBACH JOSEF HdirectorBuy4,500$1.07
May 13, 2026WINDSOR JAMES BRIANdirector, officer: See RemarksBuy25,000$1.00
May 13, 2026WINDSOR JAMES BRIANdirector, officer: See RemarksGrant150,000$1.17
Nov 18, 2025Voss Capital, LP10 percent ownerBuy104,183$1.22
Oct 28, 2025Voss Capital, LP10 percent ownerBuy4,840$1.37
Oct 28, 2025Voss Capital, LP10 percent ownerBuy178,392$1.39
Oct 28, 2025Voss Capital, LP10 percent ownerBuy30,176$1.39
Oct 28, 2025Voss Capital, LP10 percent ownerBuy92,642$1.37
Jul 23, 2025Musso Alan AdirectorGrant17,500$1.55
Jul 23, 2025Aivado ManueldirectorGrant17,500$1.55
Jul 23, 2025Fairey WilliamdirectorGrant17,500$1.55
Jul 23, 2025Ambros Reinhard J.directorGrant17,500$1.55
Jul 23, 2025VON RICKENBACH JOSEF HdirectorGrant17,500$1.55

Source: RNTX SEC Form 4 filings, latest May 28, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their RNTX positions over the last 6 months (SEC Form 13F).

Increased
30
New positions
20
Reduced
10
Sold out
13
Largest moves
InstitutionActionSharesFiled
VOSS CAPITAL, LLCIncreased4.4MMay 15, 2026
VOSS CAPITAL, LLCIncreased4.2MFeb 13, 2026
BIOS CAPITAL MANAGEMENT, LPIncreased2.0MMay 13, 2026
BIOS CAPITAL MANAGEMENT, LPUnchanged1.7MFeb 13, 2026
VANGUARD GROUP INCReduced1.2MJan 29, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position999KMay 15, 2026
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGMENT COUnchanged512KFeb 17, 2026
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGMENT COUnchanged512KMay 7, 2026
PROSIGHT MANAGEMENT, LPReduced443KFeb 13, 2026
CABLE CAR CAPITAL LLCUnchanged420KMay 15, 2026
CABLE CAR CAPITAL LLCUnchanged420KFeb 17, 2026
PROSIGHT MANAGEMENT, LPReduced412KMay 15, 2026
SIGMA PLANNING CORPIncreased349KMay 4, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased345KMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased285KFeb 9, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.